20253133232 has 10 divisors (see below), whose sum is σ = 39240445668. Its totient is φ = 10126566608.

The previous prime is 20253133211. The next prime is 20253133247. The reversal of 20253133232 is 23233135202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 632910398 + ... + 632910429.

Almost surely, 2^20253133232 is an apocalyptic number.

It is an amenable number.

20253133232 is a deficient number, since it is larger than the sum of its proper divisors (18987312436).

20253133232 is a wasteful number, since it uses less digits than its factorization.

20253133232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265820835 (or 1265820829 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 26.

Adding to 20253133232 its reverse (23233135202), we get a palindrome (43486268434).

The spelling of 20253133232 in words is "twenty billion, two hundred fifty-three million, one hundred thirty-three thousand, two hundred thirty-two".